CPU Intel® Socket 1366 Core™ i7 Processor Extreme Edition/Core™ i7 Processor Supports Intel® Dynamic Speed Technology

Chipset Intel® X58 / ICH10R

System Bus Up to 6400 MT/s ; Intel® QuickPath Interconnection
Memory 6 x DIMM, Max. 12 GB, DDR3 1600(O.C.)/1333/1066 Non-ECC,Un-buffered Memory
Triple channel memory architecture
Supports Intel® Extreme Memory Profile (XMP)
*Refer to www.asus.com or this user manual for the Memory QVL(Qualified Vendors Lidts).
Expansion Slots 3 x PCIe 2.0 x16 (at x16/x16/x1 or x16/x8/x8 mode)
1 x PCIe x4
2 x PCI

Multi-GPU Support Supports NVIDIA® 2-Way or Quad-GPU SLI™ Technology
Supports ATI® CrossFireX™ Technology
Storage Southbridge
6 xSATA 3 Gb/s ports
Intel Matrix Storage Technology Support RAID Marvell 88SE6320 2 x SAS (RAID 0 and 1)
Marvell 88SE6111
1 xUltraDMA 133/100/66 for up to 2 PATA devices
1 xExternal SATA port (SATA On-the-Go)

LAN Dual Gigabit LAN controllers 2*Marvell88E8056® PCIe Gigabit LAN controller featuring AI NET2

Audio ADI® AD2000B 8 -Channel High Definition Audio CODEC
- Support Jack-Detection, Multi-Streaming, and Front Panel Jack-Retasking
- Coaxial / Optical S/PDIF out ports at back I/O
IEEE 1394 VIA® VT6308 controller supports 1 x 1394a ports (one at mid-board; one at back panel)
USB 14 USB 2.0 ports (6 ports at mid-board, 8 ports at back panel)